// 弹出面板以及蒙版 ,蒙版z-index>=100
.app-warpper-mark
	position: fixed
	z-index: 100
	top:45px
	left:0
	right:0
	bottom:0
	background-color: #000000
	filter: progid:DXImageTransform.Microsoft.Alpha(opacity=50)
	-ms-filter:'progid:DXImageTransform.Microsoft.Alpha(Opacity=50)'
	filter:alpha(opacity=50)
	-moz-opacity:0.50
	opacity:0.50  

.app-mark-close 
	display:none